//<script src="//cdnjs.cloudflare.com/ajax/libs/chroma-js/1.3.3/chroma.min.js"></script>

function getColorFromTemp(tempInF) {
  // establish the chroma 'scale' object
  var tempScaleColors = ["#111111", "#21006B", "#4C006B", "#6B006B", "#990099", "#B300B3", "#CC00CC", "#E600E6", "#FF02FF", "#D100FF", "#9E01FF", "#6600FF", "#1800FF", "#144AFF", "#0E74FF", "#00A4FF", "#00CBFF", "#00E6FF", "#00FFFF", "#01FFB3", "#7FFF00", "#CEFF00", "#FEFF00", "#FFE601", "#FFCB00", "#FFAE00", "#FF9900", "#FE7F00", "#FF4F00", "#FF0700", "#FF4545", "#FF6968", "#FF8787", "#FF9E9E", "#FFB5B5", "#FFCFCF", "#FFE8E8", "#EEEEEE"];
  var tempScale = chroma.scale(tempScaleColors).domain([-60,130]).mode('lab');
  // extract color from chroma scale by giving it a temp number
  var color = tempScale(tempInF);
  return color;
}